Letter from Sarah Frances Ring to her son, Maj. Joseph J. Ring, 308th Eng.

Chicago citation style
Letter from Sarah Frances Ring to her son, Maj. Joseph J. Ring, 308th Eng.. 1919 May 8. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll29/id/2787. (Accessed October 22, 2019.)
APA citation style
(1919 May 8) Letter from Sarah Frances Ring to her son, Maj. Joseph J. Ring, 308th Eng.. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll29/id/2787
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll29/id/2787>.
Note: These citations are programmatically generated and may be incomplete.